Ecdyceras

Ecdyceras; Temporal range: Middle -?Late Ordovician
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Cephalopoda
Order:	Ascocerida
Family:	Hebetoceratidae
Genus:	Ecdyceras; Flower, 1941

Last updated December 05, 2025

Ecdyceras is a genus in the Ascocerida doubtfully assigned to the Hebetoceratidae. It somewhat resembles Hebetoceras .^[1]

References

↑ Furnish, W.M.; Glenister, B.F. (1964). "Nautiloidea – Ascocerida". In Moore, R.C. (ed.). Treatise on Invertebrate Paleontology, Part K, Mollusca 3 – Mollusca. Kansas, MO: Geological Society of America and University of Kansas Press. p. xxviii + 519 p., 361 fig. ISBN 0-8137-3011-2.{{cite book}}: ISBN / Date incompatibility (help); |website= ignored (help)

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[1] Furnish, W.M.; Glenister, B.F. (1964). "Nautiloidea – Ascocerida". In Moore, R.C. (ed.). Treatise on Invertebrate Paleontology, Part K, Mollusca 3 – Mollusca. Kansas, MO: Geological Society of America and University of Kansas Press. p. xxviii + 519 p., 361 fig. ISBN 0-8137-3011-2.{{cite book}}: ISBN / Date incompatibility (help); |website= ignored (help)

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